openjpeg/src/lib/openjp2/function_list.c

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/*
* Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "opj_includes.h"
/**
* Default size of the validation list, if not sufficient, data will be reallocated with a double size.
*/
#define OPJ_VALIDATION_SIZE 10
opj_procedure_list_t * opj_procedure_list_create()
{
/* memory allocation */
opj_procedure_list_t * l_validation = (opj_procedure_list_t *) opj_malloc(sizeof(opj_procedure_list_t));
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if (! l_validation)
{
return 00;
}
/* initialization */
memset(l_validation,0,sizeof(opj_procedure_list_t));
l_validation->m_nb_max_procedures = OPJ_VALIDATION_SIZE;
l_validation->m_procedures = (opj_procedure*)opj_malloc(
OPJ_VALIDATION_SIZE * sizeof(opj_procedure));
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if (! l_validation->m_procedures)
{
opj_free(l_validation);
return 00;
}
memset(l_validation->m_procedures,0,OPJ_VALIDATION_SIZE * sizeof(opj_procedure));
return l_validation;
}
void opj_procedure_list_destroy(opj_procedure_list_t * p_list)
{
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if (! p_list)
{
return;
}
/* initialization */
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if (p_list->m_procedures)
{
opj_free(p_list->m_procedures);
}
opj_free(p_list);
}
OPJ_BOOL opj_procedure_list_add_procedure (opj_procedure_list_t * p_validation_list, opj_procedure p_procedure)
{
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if (p_validation_list->m_nb_max_procedures == p_validation_list->m_nb_procedures)
{
opj_procedure * new_procedures;
p_validation_list->m_nb_max_procedures += OPJ_VALIDATION_SIZE;
new_procedures = (opj_procedure*)opj_realloc(
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p_validation_list->m_procedures,
p_validation_list->m_nb_max_procedures * sizeof(opj_procedure));
if (! new_procedures)
{
opj_free(p_validation_list->m_procedures);
p_validation_list->m_nb_max_procedures = 0;
p_validation_list->m_nb_procedures = 0;
/* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add a new validation procedure\n"); */
fprintf(stderr, "Not enough memory to add a new validation procedure\n");
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return OPJ_FALSE;
}
else
{
p_validation_list->m_procedures = new_procedures;
}
}
p_validation_list->m_procedures[p_validation_list->m_nb_procedures] = p_procedure;
++p_validation_list->m_nb_procedures;
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return OPJ_TRUE;
}
OPJ_UINT32 opj_procedure_list_get_nb_procedures (opj_procedure_list_t * p_validation_list)
{
return p_validation_list->m_nb_procedures;
}
opj_procedure* opj_procedure_list_get_first_procedure (opj_procedure_list_t * p_validation_list)
{
return p_validation_list->m_procedures;
}
void opj_procedure_list_clear (opj_procedure_list_t * p_validation_list)
{
p_validation_list->m_nb_procedures = 0;
}